From fcbcc7bfdfe61d57f38bd44cbc7a2edcea23e7a8 Mon Sep 17 00:00:00 2001 From: Luiz Augusto von Dentz Date: Thu, 18 Oct 2007 21:45:14 +0000 Subject: Add gstsbcutil.c and gstsbcutil.h. --- audio/Makefile.am | 3 +- audio/gstsbcutil.c | 185 +++++++++++++++++++++++++++++++++++++++++++++++++++++ audio/gstsbcutil.h | 47 ++++++++++++++ 3 files changed, 234 insertions(+), 1 deletion(-) create mode 100644 audio/gstsbcutil.c create mode 100644 audio/gstsbcutil.h diff --git a/audio/Makefile.am b/audio/Makefile.am index c54a8e72..13ed4080 100644 --- a/audio/Makefile.am +++ b/audio/Makefile.am @@ -43,7 +43,8 @@ libgstbluetooth_la_SOURCES = gstbluetooth.c ipc.h \ gstsbcenc.h gstsbcenc.c \ gstsbcdec.h gstsbcdec.c \ gstsbcparse.h gstsbcparse.c \ - gsta2dpsink.h gsta2dpsink.c + gsta2dpsink.h gsta2dpsink.c \ + gstsbcutil.h gstsbcutil.c libgstbluetooth_la_LDFLAGS = -module -avoid-version -export-symbols-regex gst_plugin_desc libgstbluetooth_la_LIBADD = @SBC_LIBS@ @GSTREAMER_LIBS@ -lgstaudio-0.10 libgstbluetooth_la_CFLAGS = @GSTREAMER_CFLAGS@ @SBC_CFLAGS@ diff --git a/audio/gstsbcutil.c b/audio/gstsbcutil.c new file mode 100644 index 00000000..706e7f54 --- /dev/null +++ b/audio/gstsbcutil.c @@ -0,0 +1,185 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2004-2007 Marcel Holtmann + * + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + + +/* common functions for gstreamer sbc related plugins */ + + +#include "gstsbcutil.h" +#include "ipc.h" + +/* + * Selects one rate from a list of possible rates + * TODO - use a better approach to this (it is selecting the last element) + */ +gint gst_sbc_select_rate_from_list(const GValue *value) +{ + guint size = gst_value_list_get_size(value); + return g_value_get_int(gst_value_list_get_value(value, size-1)); +} + +/* + * Selects one rate from a range of possible rates + * TODO - use a better approach to this (it is selecting the maximum value) + */ +gint gst_sbc_select_rate_from_range(const GValue *value) +{ + return gst_value_get_int_range_max(value); +} + +/* + * Selects one number of channels from a list of possible numbers + * TODO - use a better approach to this (it is selecting the last element) + */ +gint gst_sbc_select_channels_from_list(const GValue *value) +{ + guint size = gst_value_list_get_size(value); + return g_value_get_int(gst_value_list_get_value(value, size-1)); +} + +/* + * Selects one number of channels option from a range of possible numbers + * TODO - use a better approach to this (it is selecting the maximum value) + */ +gint gst_sbc_select_channels_from_range(const GValue *value) +{ + return gst_value_get_int_range_max(value); +} + +/* + * Selects one number of blocks from a list of possible blocks + * TODO - use a better approach to this (it is selecting the last element) + */ +gint gst_sbc_select_blocks_from_list(const GValue *value) +{ + guint size = gst_value_list_get_size(value); + return g_value_get_int(gst_value_list_get_value(value, size-1)); +} + +/* + * Selects one blocks option from a range of possible blocks + * TODO - use a better approach to this (it is selecting the maximum value) + */ +gint gst_sbc_select_blocks_from_range(const GValue *value) +{ + return gst_value_get_int_range_max(value); +} + +/* + * Selects one number of subbands from a list + * TODO - use a better approach to this (it is selecting the last element) + */ +gint gst_sbc_select_subbands_from_list(const GValue *value) +{ + guint size = gst_value_list_get_size(value); + return g_value_get_int(gst_value_list_get_value(value, size-1)); +} + +/* + * Selects one subbands option from a range + * TODO - use a better approach to this (it is selecting the maximum value) + */ +gint gst_sbc_select_subbands_from_range(const GValue *value) +{ + return gst_value_get_int_range_max(value); +} + +/* + * Selects one allocation mode from the ones on the list + * TODO - use a better approach + */ +const gchar* gst_sbc_get_allocation_from_list(const GValue *value) +{ + guint size = gst_value_list_get_size(value); + return g_value_get_string(gst_value_list_get_value(value, size-1)); +} + +/* + * Selects one mode from the ones on the list + * TODO - use a better aproach + */ +const gchar* gst_sbc_get_mode_from_list(const GValue *value) +{ + guint size = gst_value_list_get_size(value); + return g_value_get_string(gst_value_list_get_value(value, size-1)); +} + +gint gst_sbc_get_allocation_mode_int(const gchar* allocation) +{ + if (g_ascii_strcasecmp(allocation, "loudness") == 0) + return CFG_ALLOCATION_LOUDNESS; + else if (g_ascii_strcasecmp(allocation, "snr") == 0) + return CFG_ALLOCATION_SNR; + else if (g_ascii_strcasecmp(allocation, "auto") == 0) + return CFG_ALLOCATION_AUTO; + else + return -1; +} + +gint gst_sbc_get_mode_int(const gchar* mode) +{ + if (g_ascii_strcasecmp(mode, "joint") == 0) + return CFG_MODE_JOINT_STEREO; + else if (g_ascii_strcasecmp(mode, "stereo") == 0) + return CFG_MODE_STEREO; + else if (g_ascii_strcasecmp(mode, "dual") == 0) + return CFG_MODE_DUAL_CHANNEL; + else if (g_ascii_strcasecmp(mode, "mono") == 0) + return CFG_MODE_MONO; + else if (g_ascii_strcasecmp(mode, "auto") == 0) + return CFG_MODE_AUTO; + else + return -1; +} + +const gchar* gst_sbc_get_mode_string(int joint) +{ + switch (joint) { + case CFG_MODE_MONO: + return "mono"; + case CFG_MODE_DUAL_CHANNEL: + return "dual"; + case CFG_MODE_STEREO: + return "stereo"; + case CFG_MODE_JOINT_STEREO: + return "joint"; + case CFG_MODE_AUTO: + return NULL; /* TODO what should be selected here? */ + default: + return NULL; + } +} + +const gchar* gst_sbc_get_allocation_string(int alloc) +{ + switch (alloc) { + case CFG_ALLOCATION_LOUDNESS: + return "loudness"; + case CFG_ALLOCATION_SNR: + return "snr"; + case CFG_ALLOCATION_AUTO: + return NULL; /* TODO what should be selected here? */ + default: + return NULL; + } +} diff --git a/audio/gstsbcutil.h b/audio/gstsbcutil.h new file mode 100644 index 00000000..84161d85 --- /dev/null +++ b/audio/gstsbcutil.h @@ -0,0 +1,47 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2004-2007 Marcel Holtmann + * + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + + +/* common functions for gstreamer sbc related plugins */ + +#include + +gint gst_sbc_select_rate_from_list(const GValue *value); +gint gst_sbc_select_rate_from_range(const GValue *value); + +gint gst_sbc_select_channels_from_list(const GValue *value); +gint gst_sbc_select_channels_from_range(const GValue *value); + +gint gst_sbc_select_blocks_from_list(const GValue *value); +gint gst_sbc_select_blocks_from_range(const GValue *value); + +gint gst_sbc_select_subbands_from_list(const GValue *value); +gint gst_sbc_select_subbands_from_range(const GValue *value); + +const gchar* gst_sbc_get_allocation_from_list(const GValue *value); +gint gst_sbc_get_allocation_mode_int(const gchar* allocation); +const gchar* gst_sbc_get_allocation_string(int alloc); + +const gchar* gst_sbc_get_mode_from_list(const GValue *value); +gint gst_sbc_get_mode_int(const gchar* mode); +const gchar* gst_sbc_get_mode_string(int joint); -- cgit